Sexton Blake and Tinker foil criminal plot connected with the Tongs, and master-minded by "famous stamp collector" and millionaire.
George Curzon
as Sexton Blake
Tod Slaughter
as Michael Larron
Greta Gynt
as Madamoiselle Julie
Tony Sympson
as Tinker
Charles Oliver
as Max Fleming
Marie Wright
as Mrs. Bardell
David Farrar
as Granite Grant
Norman Pierce
as Inspector Bramley
H.B. Hallam
as Monsieur Bertrand
